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scripts/gcc-goto.sh 530 Bytes
81f7e3824   Eric Lee   Initial Release, ...
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  #!/bin/sh
  # SPDX-License-Identifier: GPL-2.0
  # Test for gcc 'asm goto' support
  # Copyright (C) 2010, Jason Baron <jbaron@redhat.com>
  
  cat << "END" | $@ -x c - -c -o /dev/null >/dev/null 2>&1 && echo "y"
  int main(void)
  {
  #if defined(__arm__) || defined(__aarch64__)
  	/*
  	 * Not related to asm goto, but used by jump label
  	 * and broken on some ARM GCC versions (see GCC Bug 48637).
  	 */
  	static struct { int dummy; int state; } tp;
  	asm (".long %c0" :: "i" (&tp.state));
  #endif
  
  entry:
  	asm goto ("" :::: entry);
  	return 0;
  }
  END